Lagaam
Stops an agent's Trino or Pinot query before it runs if it costs too much or reads outside its grant
The current version, v0.2.4, was published to the official MCP registry on 2026-09-29. It is distributed as lagaam on PyPI, filed under Other by this index, and declares 18 environment variables. Removals and unreachable sources are measured across every server this index tracks, contract drift across the servers that answer in consecutive snapshots; the index's current counts put this record in context.
Using Lagaam in Claude, Cursor, Gemini CLI, Cline, or Zed?
MCP tool contracts can change remotely with no version bump. The mcpindex gate pins each contract and HOLDs the call when it drifts-before your agent acts. Zero credentials. This is not the package install for this server itself (use Install this server for that).
Rewrites your MCP host config so each server launches behind the gate. Inspect first: curl -fsSL https://mcpindex.ai/install.sh | less
uv tool install mcpindex-gate && mcpindex-config-wireVerdict not yet evaluated for this tool. The semantic screen takes adversarial cases first; coverage rolls out as the corpus expands (15/150 labels to graduation). The deterministic conformance probe is built but has not yet run on the public corpus, so a recorded verdict here is REVIEW or UNVERIFIED, never a clearing ALLOW. Until a verdict is recorded, an agent should treat this tool as not-yet-cleared and fall back to its own checks. Method: the eval, four-state verdict, honest limits.
Own this server? Screen its description →
That verdict was true at screening time (snapshot 2026-09-29).
Contracts can change after screening, with no version bump. The gate pins Lagaam’s tool contracts on first sight and holds any silent change before your agent acts - the check that keeps being true on Tuesday.
See your first HOLD in 2 minutes →
Related: how to trust an MCP server · screen before install · silent contract drift
LAGAAM_ALLOWED_TABLESComma list of catalog.schema.table grants; the server will not start without it
LAGAAM_ALLOW_ALL_TABLEStrue to run with no grant at all: an explicit opt-out, off by default
LAGAAM_ENGINEWhich adapter to run
TRINO_HOSTTrino coordinator host
TRINO_PORTTrino coordinator port
TRINO_USERTrino user
PINOT_CONTROLLER_URLPinot controller URL
PINOT_BROKER_URLPinot broker URL
PINOT_USERPinot user; unset means no auth
PINOT_PASSWORDPinot password; unset means no auth
LAGAAM_AGENT_NAMEIdentity stamped on the audit trail
LAGAAM_MAX_SCAN_BYTESScan-bytes budget per query, checked before it runs (default 50 GiB)
LAGAAM_MAX_ROWSScanned-row estimate budget per query; unset means ungated
LAGAAM_MAX_INTERMEDIATE_ROWSRows the engine would build at its widest step, not rows returned, so a LIMIT doesn't lower it
LAGAAM_MAX_RETURNED_ROWSRows returned to the agent per query, capped at 100000; a bigger LIMIT in the query is lowered to it
LAGAAM_QUERY_TIMEOUTWall-clock seconds per query
LAGAAM_METADATA_TTLMetadata cache TTL, seconds
LAGAAM_AUDIT_LOGAudit JSONL file path; unset means stderr
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